17 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
within one hour or longer ... fatigue, Nausea, abdominal ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... ; MRA; abdominal
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Work Up: • Complete ... Fecal occult blood test ... Skin biopsy • Abdominal ... ultrasound #
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
binds heparin-PF4 complex ... Significant false ⊕’s, so ... approach for post-test ... : Confirmatory test ... Management #Treatment #Hematology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
meds, Consider diagnostic ... hydrogen breath test ... colonoscopy), Abdominal ... imaging (CT, ultrasound ... #differential #
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... signals in the inner ... Hearing #Loss #Differential ... #Diagnosis #otology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... • Nonsurgical abdominal ... signs #symptoms #rheumatology
Postpartum Hemorrhage - Differential Diagnosis and Management 
Uterine Atony (80%) - Most PPH Will respond to
Postpartum Hemorrhage - Differential ... Diagnosis and Management ... look complete? ... Using external abdominal ... compression (using ultrasound
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tracts Immune Complex ... - GI tract: abdominal ... Supply gut -> abdominal ... retinopathy Lab Tests ... #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
nose, ears, or fingers ... younger pts) Differential ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology